MCP server started successfully (version github-mcp-server/remote-406ace364b7758ec3e8e0b58e67eb595dbf6b418) with 27 tools - for the full output, see the verbose logs

- github-mcp-server/actions_get
- github-mcp-server/actions_list
- github-mcp-server/get_code_scanning_alert
- github-mcp-server/get_commit
- github-mcp-server/get_file_contents
- github-mcp-server/get_job_logs
- github-mcp-server/get_label
- github-mcp-server/get_latest_release
- github-mcp-server/get_release_by_tag
- github-mcp-server/get_secret_scanning_alert
- github-mcp-server/get_tag
- github-mcp-server/issue_read
- github-mcp-server/list_branches
- github-mcp-server/list_code_scanning_alerts
- github-mcp-server/list_commits
- github-mcp-server/list_issue_types
- github-mcp-server/list_issues
- github-mcp-server/list_pull_requests
- github-mcp-server/list_releases
- github-mcp-server/list_secret_scanning_alerts
- github-mcp-server/list_tags
- github-mcp-server/pull_request_read
- github-mcp-server/search_code
- github-mcp-server/search_issues
- github-mcp-server/search_pull_requests
- github-mcp-server/search_repositories
- github-mcp-server/search_users

MCP server started successfully (version 0.0.40) with 21 tools - for the full output, see the verbose logs

- playwright/browser_close
- playwright/browser_resize
- playwright/browser_console_messages
- playwright/browser_handle_dialog
- playwright/browser_evaluate
- playwright/browser_file_upload
- playwright/browser_fill_form
- playwright/browser_install
- playwright/browser_press_key
- playwright/browser_type
- playwright/browser_navigate
- playwright/browser_navigate_back
- playwright/browser_network_requests
- playwright/browser_take_screenshot
- playwright/browser_snapshot
- playwright/browser_click
- playwright/browser_drag
- playwright/browser_hover
- playwright/browser_select_option
- playwright/browser_tabs
- playwright/browser_wait_for

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && pwd && ls -la
/home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch
total 16
drwxr-xr-x 3 runner runner 4096 Dec 27 20:38 .
drwxr-xr-x 4 runner runner 4096 Dec 27 20:38 ..
drwxrwxr-x 7 runner runner 4096 Dec 27 20:38 .git
-rw-rw-r-- 1 runner runner   24 Dec 27 20:38 README.md
<exited with exit code 0>

.git
README.md

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && git log --oneline -10
f129bfe (HEAD -> copilot/add-transcript-downloader-script, origin/copilot/add-transcript-downloader-script) Initial plan
8c35241 (grafted) Initial commit
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && git show f129bfe --name-status
commit f129bfe602678ca89d66f91f57416e9682b576c2 (HEAD -> copilot/add-transcript-downloader-script, origin/copilot/add-tr anscript-downloader-script)
Author: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Date:   Sat Dec 27 20:37:11 2025 +0000

    Initial plan
<exited with exit code 0>

#!/usr/bin/env python3
"""
YouTube Transcript Downloader

This script downloads the transcript of a YouTube video given its video ID or URL.
The transcript is saved to a text file named: {video_id}_{video_title}.txt
"""

import sys
import re
import argparse
from urllib.parse import urlparse, parse_qs
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound, VideoUnavailable
import requests


def extract_video_id(input_string):
   """
   Extract YouTube video ID from a URL or return the input if it's already a video ID.
   
   Args:
       input_string (str): YouTube URL or video ID
       
   Returns:
       str: Video ID
       
   Raises:
       ValueError: If video ID cannot be extracted
   """
   # Check if it's already a video ID (11 characters, alphanumeric with dashes and underscores)
   if re.match(r'^[a-zA-Z0-9_-]{11}$', input_string):
       return input_string
   
   # Try to extract from various YouTube URL formats
   patterns = [
       r'(?:youtube\.com\/watch\?v=|youtu\.be\/|youtube\.com\/embed\/|youtube\.com\/v\/)([a-zA-Z0-9_-]{11})',
       r'youtube\.com\/.*[?&]v=([a-zA-Z0-9_-]{11})',
   ]
   
   for pattern in patterns:
       match = re.search(pattern, input_string)
       if match:
           return match.group(1)
   
   # Try using urlparse for standard YouTube URLs
   try:
       parsed_url = urlparse(input_string)
       if 'youtube.com' in parsed_url.netloc:
           query_params = parse_qs(parsed_url.query)
           if 'v' in query_params:
               return query_params['v'][0]
       elif 'youtu.be' in parsed_url.netloc:
           return parsed_url.path.lstrip('/')
   except Exception:
       pass
   
   raise ValueError(f"Could not extract video ID from: {input_string}")


def get_video_title(video_id):
   """
   Fetch the title of a YouTube video.
   
   Args:
       video_id (str): YouTube video ID
       
   Returns:
       str: Video title (sanitized for use in filename)
   """
   try:
       # Use YouTube's oEmbed API to get video title
       url = f"https://www.youtube.com/oembed?url=https://www.youtube.com/watch?v={video_id}&format=json"
       response = requests.get(url, timeout=10)
       response.raise_for_status()
       data = response.json()
       title = data.get('title', 'unknown_title')
       
       # Sanitize title for filename (remove invalid characters)
       title = re.sub(r'[\\/:*?"<>|]', '_', title)
       # Limit length to avoid filesystem issues
       title = title[:100]
       
       return title
   except Exception as e:
       print(f"Warning: Could not fetch video title: {e}")
       return "unknown_title"


def download_transcript(video_id, output_dir='.'):
   """
   Download the transcript of a YouTube video and save it to a file.
   
   Args:
       video_id (str): YouTube video ID
       output_dir (str): Directory to save the transcript file (default: current directory)
       
   Returns:
       str: Path to the saved transcript file
       
   Raises:
       Exception: If transcript cannot be downloaded
   """
   try:
       # Get the transcript
       transcript_list = YouTubeTranscriptApi.get_transcript(video_id)
       
       # Get video title
       video_title = get_video_title(video_id)
       
       # Create filename
       filename = f"{video_id}_{video_title}.txt"
       filepath = f"{output_dir}/{filename}".replace('//', '/')
       
       # Write transcript to file
       with open(filepath, 'w', encoding='utf-8') as f:
           for entry in transcript_list:
               text = entry['text']
               f.write(f"{text}\n")
       
       return filepath
       
   except TranscriptsDisabled:
       raise Exception(f"Transcripts are disabled for video: {video_id}")
   except NoTranscriptFound:
       raise Exception(f"No transcript found for video: {video_id}")
   except VideoUnavailable:
       raise Exception(f"Video is unavailable: {video_id}")
   except Exception as e:
       raise Exception(f"Error downloading transcript: {str(e)}")


def main():
   """Main function to handle command-line execution."""
   parser = argparse.ArgumentParser(
       description='Download YouTube video transcripts to text files.',
       formatter_class=argparse.RawDescriptionHelpFormatter,
       epilog="""
Examples:
 %(prog)s dQw4w9WgXcQ
 %(prog)s https://www.youtube.com/watch?v=dQw4w9WgXcQ
 %(prog)s https://youtu.be/dQw4w9WgXcQ
 %(prog)s dQw4w9WgXcQ -o transcripts/
       """
   )
   
   parser.add_argument(
       'video',
       help='YouTube video ID or URL'
   )
   
   parser.add_argument(
       '-o', '--output',
       default='.',
       help='Output directory for transcript file (default: current directory)'
   )
   
   args = parser.parse_args()
   
   try:
       # Extract video ID
       video_id = extract_video_id(args.video)
       print(f"Video ID: {video_id}")
       
       # Download transcript
       print("Downloading transcript...")
       filepath = download_transcript(video_id, args.output)
       
       print(f"✓ Transcript saved to: {filepath}")
       return 0
       
   except Exception as e:
       print(f"✗ Error: {e}", file=sys.stderr)
       return 1


if __name__ == "__main__":
   sys.exit(main())

youtube-transcript-api==0.6.2
requests==2.31.0

# Python
__pycache__/
*.py[cod]
*$py.class
*.so
.Python
build/
develop-eggs/
dist/
downloads/
eggs/
.eggs/
lib/
lib64/
parts/
sdist/
var/
wheels/
pip-wheel-metadata/
share/python-wheels/
*.egg-info/
.installed.cfg
*.egg
MANIFEST

# Virtual environments
venv/
env/
ENV/
env.bak/
venv.bak/

# IDEs
.vscode/
.idea/
*.swp
*.swo
*~

# OS
.DS_Store
Thumbs.db

# Downloaded transcripts (for testing)
*.txt
!requirements.txt

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && pip install -r requirements.txt
Defaulting to user installation because normal site-packages is not writeable
Collecting youtube-transcript-api==0.6.2 (from -r requirements.txt (line 1))
  Downloading youtube_transcript_api-0.6.2-py3-none-any.whl.metadata (15 kB)
Requirement already satisfied: requests==2.31.0 in /usr/lib/python3/dist-packages (from -r requirements.txt (line 2)) (2.31.0)
Downloading youtube_transcript_api-0.6.2-py3-none-any.whl (24 kB)
Installing collected packages: youtube-transcript-api
Successfully installed youtube-transcript-api-0.6.2
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python youtube_transcript_downloader.py --help
usage: youtube_transcript_downloader.py [-h] [-o OUTPUT] video

Download YouTube video transcripts to text files.

positional arguments:
  video                 YouTube video ID or URL

options:
  -h, --help            show this help message and exit
  -o OUTPUT, --output OUTPUT
                        Output directory for transcript file (default: current directory)

Examples:
  youtube_transcript_downloader.py dQw4w9WgXcQ
  youtube_transcript_downloader.py https://www.youtube.com/watch?v=dQw4w9WgXcQ
  youtube_transcript_downloader.py https://youtu.be/dQw4w9WgXcQ
  youtube_transcript_downloader.py dQw4w9WgXcQ -o transcripts/
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python youtube_transcript_downloader.py "https://www.youtube.com/watch?v=dQw4w9WgXcQ"
Video ID: dQw4w9WgXcQ
Downloading transcript...
✗ Error: Error downloading transcript: HTTPSConnectionPool(host='www.youtube.com', port=443): Max retries exceeded with url: /watch?v=dQw4w9WgXcQ (Caused by NameResolutionError("<urllib3.connection.HTTPSConnection object at 0x7fa39f7eb320>: Failed to resolve 'www.youtube.com' ([Errno -5] No address associated with hostname)"))
<exited with exit code 1>

#!/usr/bin/env python3
"""
Unit tests for YouTube Transcript Downloader

These tests verify the core functionality without requiring internet access.
"""

import unittest
import sys
import os

# Add parent directory to path to import the module
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))

from youtube_transcript_downloader import extract_video_id


class TestVideoIDExtraction(unittest.TestCase):
   """Test video ID extraction from various URL formats."""
   
   def test_video_id_only(self):
       """Test with just a video ID."""
       video_id = "dQw4w9WgXcQ"
       result = extract_video_id(video_id)
       self.assertEqual(result, video_id)
   
   def test_standard_youtube_url(self):
       """Test with standard youtube.com URL."""
       url = "https://www.youtube.com/watch?v=dQw4w9WgXcQ"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_short_youtube_url(self):
       """Test with youtu.be short URL."""
       url = "https://youtu.be/dQw4w9WgXcQ"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_embed_url(self):
       """Test with embed URL."""
       url = "https://www.youtube.com/embed/dQw4w9WgXcQ"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_v_url(self):
       """Test with /v/ URL format."""
       url = "https://www.youtube.com/v/dQw4w9WgXcQ"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_url_with_additional_params(self):
       """Test URL with additional query parameters."""
       url = "https://www.youtube.com/watch?v=dQw4w9WgXcQ&feature=youtu.be&t=42"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_url_with_playlist(self):
       """Test URL with playlist parameter."""
       url = "https://www.youtube.com/watch?v=dQw4w9WgXcQ&list=PLrAXtmErZgOeiKm4sgNOknGvNjby9efdf"
       result = extract_video_id(url)
       self.assertEqual(result, "dQw4w9WgXcQ")
   
   def test_invalid_url(self):
       """Test with invalid URL."""
       url = "https://www.example.com/not-a-youtube-url"
       with self.assertRaises(ValueError):
           extract_video_id(url)
   
   def test_invalid_video_id_format(self):
       """Test with invalid video ID format."""
       video_id = "short"
       with self.assertRaises(ValueError):
           extract_video_id(video_id)
   
   def test_video_id_with_underscore(self):
       """Test video ID with underscore."""
       video_id = "dQw4w9Wg_cQ"
       result = extract_video_id(video_id)
       self.assertEqual(result, video_id)
   
   def test_video_id_with_dash(self):
       """Test video ID with dash."""
       video_id = "dQw4w9Wg-cQ"
       result = extract_video_id(video_id)
       self.assertEqual(result, video_id)


class TestFilenameSanitization(unittest.TestCase):
   """Test filename sanitization logic."""
   
   def test_sanitize_title(self):
       """Test that invalid filename characters are removed."""
       import re
       
       # Test cases with invalid characters
       test_cases = [
           ("Test: Video Title", "Test_ Video Title"),
           ("Video/With\\Slashes", "Video_With_Slashes"),
           ("Video*With?Invalid|Chars", "Video_With_Invalid_Chars"),
           ('Video"With<Quotes>', "Video_With_Quotes_"),
       ]
       
       for input_title, expected_output in test_cases:
           sanitized = re.sub(r'[\\/:*?"<>|]', '_', input_title)
           self.assertEqual(sanitized, expected_output)


if __name__ == '__main__':
   # Run tests
   unittest.main(verbosity=2)

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python -m pytest test_youtube_transcript_downloader.py -v 2>/dev/null || python test_youtube_transcript_downloader.py
test_sanitize_title (__main__.TestFilenameSanitization.test_sanitize_title)
Test that invalid filename characters are removed. ... ok
test_embed_url (__main__.TestVideoIDExtraction.test_embed_url)
Test with embed URL. ... ok
test_invalid_url (__main__.TestVideoIDExtraction.test_invalid_url)
Test with invalid URL. ... ok
test_invalid_video_id_format (__main__.TestVideoIDExtraction.test_invalid_video_id_format)
Test with invalid video ID format. ... ok
test_short_youtube_url (__main__.TestVideoIDExtraction.test_short_youtube_url)
Test with youtu.be short URL. ... ok
test_standard_youtube_url (__main__.TestVideoIDExtraction.test_standard_youtube_url)
Test with standard youtube.com URL. ... ok
test_url_with_additional_params (__main__.TestVideoIDExtraction.test_url_with_additional_params)
Test URL with additional query parameters. ... ok
test_url_with_playlist (__main__.TestVideoIDExtraction.test_url_with_playlist)
Test URL with playlist parameter. ... ok
test_v_url (__main__.TestVideoIDExtraction.test_v_url)
Test with /v/ URL format. ... ok
test_video_id_only (__main__.TestVideoIDExtraction.test_video_id_only)
Test with just a video ID. ... ok
test_video_id_with_dash (__main__.TestVideoIDExtraction.test_video_id_with_dash)
Test video ID with dash. ... ok
test_video_id_with_underscore (__main__.TestVideoIDExtraction.test_video_id_with_underscore)
Test video ID with underscore. ... ok

----------------------------------------------------------------------
Ran 12 tests in 0.002s

OK
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python -m py_compile youtube_transcript_downloader.py && echo "✓ Python syntax is valid"
✓ Python syntax is valid
<exited with exit code 0>

#!/usr/bin/env python3
"""
Example usage of the YouTube Transcript Downloader

This script demonstrates how to use the youtube_transcript_downloader module
programmatically in your own Python code.
"""

from youtube_transcript_downloader import extract_video_id, download_transcript, get_video_title


def example_usage():
   """Demonstrate various ways to use the transcript downloader."""
   
   print("=" * 60)
   print("YouTube Transcript Downloader - Example Usage")
   print("=" * 60)
   
   # Example 1: Extract video ID from different URL formats
   print("\n1. Extracting video IDs from URLs:")
   print("-" * 60)
   
   test_urls = [
       "dQw4w9WgXcQ",
       "https://www.youtube.com/watch?v=dQw4w9WgXcQ",
       "https://youtu.be/dQw4w9WgXcQ",
       "https://www.youtube.com/embed/dQw4w9WgXcQ",
   ]
   
   for url in test_urls:
       try:
           video_id = extract_video_id(url)
           print(f"  Input:  {url}")
           print(f"  Result: {video_id}")
           print()
       except ValueError as e:
           print(f"  Error: {e}\n")
   
   # Example 2: Download transcript (would work with internet access)
   print("\n2. Downloading transcript:")
   print("-" * 60)
   print("  Note: This requires internet access and a valid video ID")
   print("  Example code:")
   print("    video_id = 'dQw4w9WgXcQ'")
   print("    filepath = download_transcript(video_id)")
   print("    print(f'Transcript saved to: {filepath}')")
   print()
   
   # Example 3: Error handling
   print("\n3. Error handling best practices:")
   print("-" * 60)
   print("""
   try:
       video_id = extract_video_id(user_input)
       filepath = download_transcript(video_id, output_dir='./transcripts')
       print(f'Success! Transcript saved to: {filepath}')
   except ValueError as e:
       print(f'Invalid video ID or URL: {e}')
   except Exception as e:
       print(f'Error downloading transcript: {e}')
   """)


if __name__ == "__main__":
   example_usage()

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python example_usage.py
============================================================
YouTube Transcript Downloader - Example Usage
============================================================

1. Extracting video IDs from URLs:
------------------------------------------------------------
  Input:  dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://www.youtube.com/watch?v=dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://youtu.be/dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://www.youtube.com/embed/dQw4w9WgXcQ
  Result: dQw4w9WgXcQ


2. Downloading transcript:
------------------------------------------------------------
  Note: This requires internet access and a valid video ID
  Example code:
    video_id = 'dQw4w9WgXcQ'
    filepath = download_transcript(video_id)
    print(f'Transcript saved to: {filepath}')


3. Error handling best practices:
------------------------------------------------------------

    try:
        video_id = extract_video_id(user_input)
        filepath = download_transcript(video_id, output_dir='./transcripts')
        print(f'Success! Transcript saved to: {filepath}')
    except ValueError as e:
        print(f'Invalid video ID or URL: {e}')
    except Exception as e:
        print(f'Error downloading transcript: {e}')
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && git status
On branch copilot/add-transcript-downloader-script
Your branch is up to date with 'origin/copilot/add-transcript-downloader-script'.

Changes not staged for commit:
  (use "git add <file>..." to update what will be committed)
  (use "git restore <file>..." to discard changes in working directory)
	modified:   README.md

Untracked files:
  (use "git add <file>..." to include in what will be committed)
	.gitignore
	example_usage.py
	requirements.txt
	test_youtube_transcript_downloader.py
	youtube_transcript_downloader.py

no changes added to commit (use "git add" and/or "git commit -a")
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python test_youtube_transcript_downloader.py
test_sanitize_title (__main__.TestFilenameSanitization.test_sanitize_title)
Test that invalid filename characters are removed. ... ok
test_embed_url (__main__.TestVideoIDExtraction.test_embed_url)
Test with embed URL. ... ok
test_invalid_url (__main__.TestVideoIDExtraction.test_invalid_url)
Test with invalid URL. ... ok
test_invalid_video_id_format (__main__.TestVideoIDExtraction.test_invalid_video_id_format)
Test with invalid video ID format. ... ok
test_short_youtube_url (__main__.TestVideoIDExtraction.test_short_youtube_url)
Test with youtu.be short URL. ... ok
test_standard_youtube_url (__main__.TestVideoIDExtraction.test_standard_youtube_url)
Test with standard youtube.com URL. ... ok
test_url_with_additional_params (__main__.TestVideoIDExtraction.test_url_with_additional_params)
Test URL with additional query parameters. ... ok
test_url_with_playlist (__main__.TestVideoIDExtraction.test_url_with_playlist)
Test URL with playlist parameter. ... ok
test_v_url (__main__.TestVideoIDExtraction.test_v_url)
Test with /v/ URL format. ... ok
test_video_id_only (__main__.TestVideoIDExtraction.test_video_id_only)
Test with just a video ID. ... ok
test_video_id_with_dash (__main__.TestVideoIDExtraction.test_video_id_with_dash)
Test video ID with dash. ... ok
test_video_id_with_underscore (__main__.TestVideoIDExtraction.test_video_id_with_underscore)
Test video ID with underscore. ... ok

----------------------------------------------------------------------
Ran 12 tests in 0.002s

OK
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python youtube_transcript_downloader.py --help && echo "---" && python example_usage.py | head -30
usage: youtube_transcript_downloader.py [-h] [-o OUTPUT] video

Download YouTube video transcripts to text files.

positional arguments:
  video                 YouTube video ID or URL

options:
  -h, --help            show this help message and exit
  -o OUTPUT, --output OUTPUT
                        Output directory for transcript file (default: current directory)

Examples:
  youtube_transcript_downloader.py dQw4w9WgXcQ
  youtube_transcript_downloader.py https://www.youtube.com/watch?v=dQw4w9WgXcQ
  youtube_transcript_downloader.py https://youtu.be/dQw4w9WgXcQ
  youtube_transcript_downloader.py dQw4w9WgXcQ -o transcripts/
        
---
============================================================
YouTube Transcript Downloader - Example Usage
============================================================

1. Extracting video IDs from URLs:
------------------------------------------------------------
  Input:  dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://www.youtube.com/watch?v=dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://youtu.be/dQw4w9WgXcQ
  Result: dQw4w9WgXcQ

  Input:  https://www.youtube.com/embed/dQw4w9WgXcQ
  Result: dQw4w9WgXcQ


2. Downloading transcript:
------------------------------------------------------------
  Note: This requires internet access and a valid video ID
  Example code:
    video_id = 'dQw4w9WgXcQ'
    filepath = download_transcript(video_id)
    print(f'Transcript saved to: {filepath}')


3. Error handling best practices:
------------------------------------------------------------
<exited with exit code 0>

return match.group(1)
    
    # Try using urlparse for standard YouTube URLs
    try:
        parsed_url = urlparse(input_string)
        if 'youtube.com' in parsed_url.netloc:
            query_params = parse_qs(parsed_url.query)
            if 'v' in query_params:
                return query_params['v'][0]
        elif 'youtu.be' in parsed_url.netloc:
            return parsed_url.path.lstrip('/')

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python test_youtube_transcript_downloader.py
test_sanitize_title (__main__.TestFilenameSanitization.test_sanitize_title)
Test that invalid filename characters are removed. ... ok
test_embed_url (__main__.TestVideoIDExtraction.test_embed_url)
Test with embed URL. ... ok
test_invalid_url (__main__.TestVideoIDExtraction.test_invalid_url)
Test with invalid URL. ... ok
test_invalid_video_id_format (__main__.TestVideoIDExtraction.test_invalid_video_id_format)
Test with invalid video ID format. ... ok
test_short_youtube_url (__main__.TestVideoIDExtraction.test_short_youtube_url)
Test with youtu.be short URL. ... ok
test_standard_youtube_url (__main__.TestVideoIDExtraction.test_standard_youtube_url)
Test with standard youtube.com URL. ... ok
test_url_with_additional_params (__main__.TestVideoIDExtraction.test_url_with_additional_params)
Test URL with additional query parameters. ... ok
test_url_with_playlist (__main__.TestVideoIDExtraction.test_url_with_playlist)
Test URL with playlist parameter. ... ok
test_v_url (__main__.TestVideoIDExtraction.test_v_url)
Test with /v/ URL format. ... ok
test_video_id_only (__main__.TestVideoIDExtraction.test_video_id_only)
Test with just a video ID. ... ok
test_video_id_with_dash (__main__.TestVideoIDExtraction.test_video_id_with_dash)
Test video ID with dash. ... ok
test_video_id_with_underscore (__main__.TestVideoIDExtraction.test_video_id_with_underscore)
Test video ID with underscore. ... ok

----------------------------------------------------------------------
Ran 12 tests in 0.002s

OK
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && ls -la
total 44
drwxr-xr-x 4 runner runner 4096 Dec 27 20:40 .
drwxr-xr-x 4 runner runner 4096 Dec 27 20:38 ..
drwxrwxr-x 7 runner runner 4096 Dec 27 20:43 .git
-rw-rw-r-- 1 runner runner  417 Dec 27 20:39 .gitignore
-rw-rw-r-- 1 runner runner 3031 Dec 27 20:39 README.md
drwxrwxr-x 2 runner runner 4096 Dec 27 20:43 __pycache__
-rw-rw-r-- 1 runner runner 2026 Dec 27 20:40 example_usage.py
-rw-rw-r-- 1 runner runner   61 Dec 27 20:41 requirements.txt
-rw-rw-r-- 1 runner runner 3913 Dec 27 20:41 test_youtube_transcript_downloader.py
-rw-rw-r-- 1 runner runner 6511 Dec 27 20:43 youtube_transcript_downloader.py
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && git status
On branch copilot/add-transcript-downloader-script
Your branch is up to date with 'origin/copilot/add-transcript-downloader-script'.

nothing to commit, working tree clean
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python -c "import youtube_transcript_downloader; print('✓ Module imports successfully'); print('✓ Functions available:', dir(youtube_transcript_downloader))"
✓ Module imports successfully
✓ Functions available: ['NoTranscriptFound', 'TranscriptsDisabled', 'VideoUnavailable', 'YouTubeTranscriptApi', '__builtins__', '__cached__', '__doc__', '__file__', '__loader__', '__name__', '__package__', '__spec__', 'argparse', 'download_transcript', 'extract_video_id', 'get_video_title', 'main', 'os', 'parse_qs', 're', 'requests', 'sys', 'urlparse']
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && echo "=== Repository Structure ===" && ls -lh && echo -e "\n=== Python Script Verification ===" && python youtube_transcript_downloader.py --help | head -15 && echo -e "\n=== Tests Verification ===" && python test_youtube_transcript_downloader.py 2>&1 | tail -5
=== Repository Structure ===
total 32K
-rw-rw-r-- 1 runner runner 1.1K Dec 27 20:44 QUICKSTART.md
-rw-rw-r-- 1 runner runner 3.0K Dec 27 20:39 README.md
drwxrwxr-x 2 runner runner 4.0K Dec 27 20:43 __pycache__
-rw-rw-r-- 1 runner runner 2.0K Dec 27 20:40 example_usage.py
-rw-rw-r-- 1 runner runner   61 Dec 27 20:41 requirements.txt
-rw-rw-r-- 1 runner runner 3.9K Dec 27 20:41 test_youtube_transcript_downloader.py
-rw-rw-r-- 1 runner runner 6.4K Dec 27 20:43 youtube_transcript_downloader.py

=== Python Script Verification ===
usage: youtube_transcript_downloader.py [-h] [-o OUTPUT] video

Download YouTube video transcripts to text files.

positional arguments:
  video                 YouTube video ID or URL

options:
  -h, --help            show this help message and exit
  -o OUTPUT, --output OUTPUT
                        Output directory for transcript file (default: current
                        directory)

Examples:
  youtube_transcript_downloader.py dQw4w9WgXcQ

=== Tests Verification ===

----------------------------------------------------------------------
Ran 12 tests in 0.001s

OK
<exited with exit code 0>

MCP server started successfully (version 0.0.40) with 21 tools - for the full output, see the verbose logs

- playwright/browser_close
- playwright/browser_resize
- playwright/browser_console_messages
- playwright/browser_handle_dialog
- playwright/browser_evaluate
- playwright/browser_file_upload
- playwright/browser_fill_form
- playwright/browser_install
- playwright/browser_press_key
- playwright/browser_type
- playwright/browser_navigate
- playwright/browser_navigate_back
- playwright/browser_network_requests
- playwright/browser_take_screenshot
- playwright/browser_snapshot
- playwright/browser_click
- playwright/browser_drag
- playwright/browser_hover
- playwright/browser_select_option
- playwright/browser_tabs
- playwright/browser_wait_for

MCP server started successfully (version github-mcp-server/remote-406ace364b7758ec3e8e0b58e67eb595dbf6b418) with 27 tools - for the full output, see the verbose logs

- github-mcp-server/actions_get
- github-mcp-server/actions_list
- github-mcp-server/get_code_scanning_alert
- github-mcp-server/get_commit
- github-mcp-server/get_file_contents
- github-mcp-server/get_job_logs
- github-mcp-server/get_label
- github-mcp-server/get_latest_release
- github-mcp-server/get_release_by_tag
- github-mcp-server/get_secret_scanning_alert
- github-mcp-server/get_tag
- github-mcp-server/issue_read
- github-mcp-server/list_branches
- github-mcp-server/list_code_scanning_alerts
- github-mcp-server/list_commits
- github-mcp-server/list_issue_types
- github-mcp-server/list_issues
- github-mcp-server/list_pull_requests
- github-mcp-server/list_releases
- github-mcp-server/list_secret_scanning_alerts
- github-mcp-server/list_tags
- github-mcp-server/pull_request_read
- github-mcp-server/search_code
- github-mcp-server/search_issues
- github-mcp-server/search_pull_requests
- github-mcp-server/search_repositories
- github-mcp-server/search_users

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && git log --oneline -10
9f2a040 (HEAD -> copilot/add-transcript-downloader-script, origin/copilot/add-transcript-downloader-script) Add quick st art guide
04c788a Fix URL sanitization security vulnerability
10366db Address code review feedback: improve cross-platform compatibility and error handling
e1cf11a Implement YouTube transcript downloader script
f129bfe Initial plan
8c35241 (grafted) Initial commit
<exited with exit code 0>

return "unknown_title"
    except Exception as e:
        print(f"Warning: Could not fetch video title: {e}")
        return "unknown_title"


def download_transcript(video_id, output_dir='.'):
    """
    Download the transcript of a YouTube video and save it to a file.
    
    Args:
        video_id (str): YouTube video ID
        output_dir (str): Directory to save the transcript file (default: current directory)
        
    Returns:
        str: Path to the saved transcript file
        
    Raises:
        Exception: If transcript cannot be downloaded
    """
    try:
        # Get the transcript
        transcript_list = YouTubeTranscriptApi.get_transcript(video_id)
        
        # Get video title
        video_title = get_video_title(video_id)
        
        # Create filename
        filename = f"{video_id}_{video_title}.txt"
        filepath = os.path.join(output_dir, filename)

# Write transcript to file
        with open(filepath, 'w', encoding='utf-8') as f:
            for entry in transcript_list:
                text = entry['text']
                f.write(f"{text}\n")
        
        return filepath
        
    except TranscriptsDisabled:
        raise Exception(f"Transcripts are disabled for video: {video_id}")
    except NoTranscriptFound:
        raise Exception(f"No transcript found for video: {video_id}")
    except VideoUnavailable:
        raise Exception(f"Video is unavailable: {video_id}")
    except Exception as e:
        raise Exception(f"Error downloading transcript: {str(e)}")


def main():
    """Main function to handle command-line execution."""

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound, VideoUnavailable
import traceback

video_id = 'dQw4w9WgXcQ'
print(f'Testing video ID: {video_id}')
try:
    # First, try to list available transcripts
    print('Attempting to list available transcripts...')
    transcript_list = YouTubeTranscriptApi.list_transcripts(video_id)
    print(f'Found transcripts: {transcript_list}')
    
    # Then try to get the transcript
    print('Attempting to get transcript...')
    transcript = YouTubeTranscriptApi.get_transcript(video_id)
    print(f'Success! Got {len(transcript)} transcript entries')
except TranscriptsDisabled as e:
    print(f'TranscriptsDisabled: {e}')
    traceback.print_exc()
except NoTranscriptFound as e:
    print(f'NoTranscriptFound: {e}')
    traceback.print_exc()
except VideoUnavailable as e:
    print(f'VideoUnavailable: {e}')
    traceback.print_exc()
except Exception as e:
    print(f'Generic Exception: {type(e).__name__}: {e}')
    traceback.print_exc()
"
Traceback (most recent call last):
  File "<string>", line 2, in <module>
ModuleNotFoundError: No module named 'youtube_transcript_api'
<exited with exit code 1>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && pip install -q -r requirements.txt

<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound, VideoUnavailable
import traceback

video_id = 'dQw4w9WgXcQ'
print(f'Testing video ID: {video_id}')
try:
    # First, try to list available transcripts
    print('Attempting to list available transcripts...')
    transcript_list = YouTubeTranscriptApi.list_transcripts(video_id)
    print(f'Found transcripts: {transcript_list}')
    
    # Then try to get the transcript
    print('Attempting to get transcript...')
    transcript = YouTubeTranscriptApi.get_transcript(video_id)
    print(f'Success! Got {len(transcript)} transcript entries')
except TranscriptsDisabled as e:
    print(f'TranscriptsDisabled: {e}')
except NoTranscriptFound as e:
    print(f'NoTranscriptFound: {e}')
except VideoUnavailable as e:
    print(f'VideoUnavailable: {e}')
except Exception as e:
    print(f'Generic Exception: {type(e).__name__}: {e}')
    import sys
    traceback.print_exc(file=sys.stdout)
"
Testing video ID: dQw4w9WgXcQ
Attempting to list available transcripts...
Found transcripts: For this video (dQw4w9WgXcQ) transcripts are available in the following languages:

(MANUALLY CREATED)
 - en ("English")[TRANSLATABLE]
 - de-DE ("German (Germany)")[TRANSLATABLE]
 - ja ("Japanese")[TRANSLATABLE]
 - pt-BR ("Portuguese (Brazil)")[TRANSLATABLE]
 - es-419 ("Spanish (Latin America)")[TRANSLATABLE]

(GENERATED)
 - en ("English (auto-generated)")[TRANSLATABLE]

(TRANSLATION LANGUAGES)
 - ab ("Abkhazian")
 - aa ("Afar")
 - af ("Afrikaans")
 - ak ("Akan")
 - sq ("Albanian")
 - am ("Amharic")
 - ar ("Arabic")
 - hy ("Armenian")
 - as ("Assamese")
 - ay ("Aymara")
 - az ("Azerbaijani")
 - bn ("Bangla")
 - ba ("Bashkir")
 - eu ("Basque")
 - be ("Belarusian")
 - bho ("Bhojpuri")
 - bs ("Bosnian")
 - br ("Breton")
 - bg ("Bulgarian")
 - my ("Burmese")
 - ca ("Catalan")
 - ceb ("Cebuano")
 - zh-Hans ("Chinese (Simplified)")
 - zh-Hant ("Chinese (Traditional)")
 - co ("Corsican")
 - hr ("Croatian")
 - cs ("Czech")
 - da ("Danish")
 - dv ("Divehi")
 - nl ("Dutch")
 - dz ("Dzongkha")
 - en ("English")
 - eo ("Esperanto")
 - et ("Estonian")
 - ee ("Ewe")
 - fo ("Faroese")
 - fj ("Fijian")
 - fil ("Filipino")
 - fi ("Finnish")
 - fr ("French")
 - gaa ("Ga")
 - gl ("Galician")
 - lg ("Ganda")
 - ka ("Georgian")
 - de ("German")
 - el ("Greek")
 - gn ("Guarani")
 - gu ("Gujarati")
 - ht ("Haitian Creole")
 - ha ("Hausa")
 - haw ("Hawaiian")
 - iw ("Hebrew")
 - hi ("Hindi")
 - hmn ("Hmong")
 - hu ("Hungarian")
 - is ("Icelandic")
 - ig ("Igbo")
 - id ("Indonesian")
 - iu ("Inuktitut")
 - ga ("Irish")
 - it ("Italian")
 - ja ("Japanese")
 - jv ("Javanese")
 - kl ("Kalaallisut")
 - kn ("Kannada")
 - kk ("Kazakh")
 - kha ("Khasi")
 - km ("Khmer")
 - rw ("Kinyarwanda")
 - ko ("Korean")
 - kri ("Krio")
 - ku ("Kurdish")
 - ky ("Kyrgyz")
 - lo ("Lao")
 - la ("Latin")
 - lv ("Latvian")
 - ln ("Lingala")
 - lt ("Lithuanian")
 - lua ("Luba-Lulua")
 - luo ("Luo")
 - lb ("Luxembourgish")
 - mk ("Macedonian")
 - mg ("Malagasy")
 - ms ("Malay")
 - ml ("Malayalam")
 - mt ("Maltese")
 - gv ("Manx")
 - mi ("Māori")
 - mr ("Marathi")
 - mn ("Mongolian")
 - mfe ("Morisyen")
 - ne ("Nepali")
 - new ("Newari")
 - nso ("Northern Sotho")
 - no ("Norwegian")
 - ny ("Nyanja")
 - oc ("Occitan")
 - or ("Odia")
 - om ("Oromo")
 - os ("Ossetic")
 - pam ("Pampanga")
 - ps ("Pashto")
 - fa ("Persian")
 - pl ("Polish")
 - pt ("Portuguese")
 - pt-PT ("Portuguese (Portugal)")
 - pa ("Punjabi")
 - qu ("Quechua")
 - ro ("Romanian")
 - rn ("Rundi")
 - ru ("Russian")
 - sm ("Samoan")
 - sg ("Sango")
 - sa ("Sanskrit")
 - gd ("Scottish Gaelic")
 - sr ("Serbian")
 - crs ("Seselwa Creole French")
 - sn ("Shona")
 - sd ("Sindhi")
 - si ("Sinhala")
 - sk ("Slovak")
 - sl ("Slovenian")
 - so ("Somali")
 - st ("Southern Sotho")
 - es ("Spanish")
 - su ("Sundanese")
 - sw ("Swahili")
 - ss ("Swati")
 - sv ("Swedish")
 - tg ("Tajik")
 - ta ("Tamil")
 - tt ("Tatar")
 - te ("Telugu")
 - th ("Thai")
 - bo ("Tibetan")
 - ti ("Tigrinya")
 - to ("Tongan")
 - ts ("Tsonga")
 - tn ("Tswana")
 - tum ("Tumbuka")
 - tr ("Turkish")
 - tk ("Turkmen")
 - uk ("Ukrainian")
 - ur ("Urdu")
 - ug ("Uyghur")
 - uz ("Uzbek")
 - ve ("Venda")
 - vi ("Vietnamese")
 - war ("Waray")
 - cy ("Welsh")
 - fy ("Western Frisian")
 - wo ("Wolof")
 - xh ("Xhosa")
 - yi ("Yiddish")
 - yo ("Yoruba")
 - zu ("Zulu")
Attempting to get transcript...
Generic Exception: ParseError: no element found: line 1, column 0
Traceback (most recent call last):
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1713, in close
    self.parser.Parse(b"", True) # end of data
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
xml.parsers.expat.ExpatError: no element found: line 1, column 0

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<string>", line 16, in <module>
  File "/home/runner/.local/lib/python3.12/site-packages/youtube_transcript_api/_api.py", line 156, in get_transcript
    .fetch(preserve_formatting=preserve_formatting)
     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/youtube_transcript_api/_transcripts.py", line 324, in fetch
    return _TranscriptParser(preserve_formatting=preserve_formatting).parse(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/youtube_transcript_api/_transcripts.py", line 392, in parse
    for xml_element in ElementTree.fromstring(plain_data)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/defusedxml/common.py", line 127, in fromstring
    return parser.close()
           ^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1715, in close
    self._raiseerror(v)
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1615, in _raiseerror
    raise err
xml.etree.ElementTree.ParseError: no element found: line 1, column 0
<exited with exit code 0>

except TranscriptsDisabled:
        raise Exception(f"Transcripts are disabled for video: {video_id}")
    except NoTranscriptFound:
        raise Exception(f"No transcript found for video: {video_id}")
    except VideoUnavailable:
        raise Exception(f"Video is unavailable: {video_id}")
    except Exception as e:
        raise Exception(f"Error downloading transcript: {str(e)}")


def main():
    """Main function to handle command-line execution."""
    parser = argparse.ArgumentParser(
        description='Download YouTube video transcripts to text files.',
        formatter_class=argparse.RawDescriptionHelpFormatter,
        epilog="""
Examples:
  %(prog)s dQw4w9WgXcQ
  %(prog)s https://www.youtube.com/watch?v=dQw4w9WgXcQ
  %(prog)s https://youtu.be/dQw4w9WgXcQ
  %(prog)s dQw4w9WgXcQ -o transcripts/
        """
    )
    
    parser.add_argument(
        'video',
        help='YouTube video ID or URL'
    )
    
    parser.add_argument(
        '-o', '--output',
        default='.',
        help='Output directory for transcript file (default: current directory)'
    )
    
    args = parser.parse_args()
    
    try:
        # Extract video ID
        video_id = extract_video_id(args.video)
        print(f"Video ID: {video_id}")
        
        # Download transcript
        print("Downloading transcript...")

)
    
    args = parser.parse_args()
    
    try:
        # Extract video ID
        video_id = extract_video_id(args.video)
        print(f"Video ID: {video_id}")
        
        # Download transcript
        print("Downloading transcript...")
        filepath = download_transcript(video_id, args.output)
        
        print(f"✓ Transcript saved to: {filepath}")
        return 0
        
    except Exception as e:
        print(f"✗ Error: {e}", file=sys.stderr)
        return 1


if __name__ == "__main__":
    sys.exit(main())

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python youtube_transcript_downloader.py dQw4w9WgXcQ
Video ID: dQw4w9WgXcQ
Downloading transcript...
✗ Error: Error downloading transcript: no element found: line 1, column 0
<exited with exit code 1>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound, VideoUnavailable

video_id = 'dQw4w9WgXcQ'
language = 'en'

try:
    print('Using list_transcripts method...')
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    print(f'Got transcript list object: {transcript_list_obj}')
    
    print(f'Finding transcript for language: {language}')
    transcript = transcript_list_obj.find_transcript([language])
    print(f'Found transcript: {transcript}')
    
    print('Fetching transcript data...')
    transcript_data = transcript.fetch()
    print(f'Success! Got {len(transcript_data)} entries')
    print(f'First few entries: {transcript_data[:3]}')
except Exception as e:
    import traceback
    print(f'Error: {type(e).__name__}: {e}')
    traceback.print_exc()
"
Using list_transcripts method...
Got transcript list object: For this video (dQw4w9WgXcQ) transcripts are available in the following languages:

(MANUALLY CREATED)
 - en ("English")[TRANSLATABLE]
 - de-DE ("German (Germany)")[TRANSLATABLE]
 - ja ("Japanese")[TRANSLATABLE]
 - pt-BR ("Portuguese (Brazil)")[TRANSLATABLE]
 - es-419 ("Spanish (Latin America)")[TRANSLATABLE]

(GENERATED)
 - en ("English (auto-generated)")[TRANSLATABLE]

(TRANSLATION LANGUAGES)
 - ab ("Abkhazian")
 - aa ("Afar")
 - af ("Afrikaans")
 - ak ("Akan")
 - sq ("Albanian")
 - am ("Amharic")
 - ar ("Arabic")
 - hy ("Armenian")
 - as ("Assamese")
 - ay ("Aymara")
 - az ("Azerbaijani")
 - bn ("Bangla")
 - ba ("Bashkir")
 - eu ("Basque")
 - be ("Belarusian")
 - bho ("Bhojpuri")
 - bs ("Bosnian")
 - br ("Breton")
 - bg ("Bulgarian")
 - my ("Burmese")
 - ca ("Catalan")
 - ceb ("Cebuano")
 - zh-Hans ("Chinese (Simplified)")
 - zh-Hant ("Chinese (Traditional)")
 - co ("Corsican")
 - hr ("Croatian")
 - cs ("Czech")
 - da ("Danish")
 - dv ("Divehi")
 - nl ("Dutch")
 - dz ("Dzongkha")
 - en ("English")
 - eo ("Esperanto")
 - et ("Estonian")
 - ee ("Ewe")
 - fo ("Faroese")
 - fj ("Fijian")
 - fil ("Filipino")
 - fi ("Finnish")
 - fr ("French")
 - gaa ("Ga")
 - gl ("Galician")
 - lg ("Ganda")
 - ka ("Georgian")
 - de ("German")
 - el ("Greek")
 - gn ("Guarani")
 - gu ("Gujarati")
 - ht ("Haitian Creole")
 - ha ("Hausa")
 - haw ("Hawaiian")
 - iw ("Hebrew")
 - hi ("Hindi")
 - hmn ("Hmong")
 - hu ("Hungarian")
 - is ("Icelandic")
 - ig ("Igbo")
 - id ("Indonesian")
 - iu ("Inuktitut")
 - ga ("Irish")
 - it ("Italian")
 - ja ("Japanese")
 - jv ("Javanese")
 - kl ("Kalaallisut")
 - kn ("Kannada")
 - kk ("Kazakh")
 - kha ("Khasi")
 - km ("Khmer")
 - rw ("Kinyarwanda")
 - ko ("Korean")
 - kri ("Krio")
 - ku ("Kurdish")
 - ky ("Kyrgyz")
 - lo ("Lao")
 - la ("Latin")
 - lv ("Latvian")
 - ln ("Lingala")
 - lt ("Lithuanian")
 - lua ("Luba-Lulua")
 - luo ("Luo")
 - lb ("Luxembourgish")
 - mk ("Macedonian")
 - mg ("Malagasy")
 - ms ("Malay")
 - ml ("Malayalam")
 - mt ("Maltese")
 - gv ("Manx")
 - mi ("Māori")
 - mr ("Marathi")
 - mn ("Mongolian")
 - mfe ("Morisyen")
 - ne ("Nepali")
 - new ("Newari")
 - nso ("Northern Sotho")
 - no ("Norwegian")
 - ny ("Nyanja")
 - oc ("Occitan")
 - or ("Odia")
 - om ("Oromo")
 - os ("Ossetic")
 - pam ("Pampanga")
 - ps ("Pashto")
 - fa ("Persian")
 - pl ("Polish")
 - pt ("Portuguese")
 - pt-PT ("Portuguese (Portugal)")
 - pa ("Punjabi")
 - qu ("Quechua")
 - ro ("Romanian")
 - rn ("Rundi")
 - ru ("Russian")
 - sm ("Samoan")
 - sg ("Sango")
 - sa ("Sanskrit")
 - gd ("Scottish Gaelic")
 - sr ("Serbian")
 - crs ("Seselwa Creole French")
 - sn ("Shona")
 - sd ("Sindhi")
 - si ("Sinhala")
 - sk ("Slovak")
 - sl ("Slovenian")
 - so ("Somali")
 - st ("Southern Sotho")
 - es ("Spanish")
 - su ("Sundanese")
 - sw ("Swahili")
 - ss ("Swati")
 - sv ("Swedish")
 - tg ("Tajik")
 - ta ("Tamil")
 - tt ("Tatar")
 - te ("Telugu")
 - th ("Thai")
 - bo ("Tibetan")
 - ti ("Tigrinya")
 - to ("Tongan")
 - ts ("Tsonga")
 - tn ("Tswana")
 - tum ("Tumbuka")
 - tr ("Turkish")
 - tk ("Turkmen")
 - uk ("Ukrainian")
 - ur ("Urdu")
 - ug ("Uyghur")
 - uz ("Uzbek")
 - ve ("Venda")
 - vi ("Vietnamese")
 - war ("Waray")
 - cy ("Welsh")
 - fy ("Western Frisian")
 - wo ("Wolof")
 - xh ("Xhosa")
 - yi ("Yiddish")
 - yo ("Yoruba")
 - zu ("Zulu")
Finding transcript for language: en
Found transcript: en ("English")[TRANSLATABLE]
Fetching transcript data...
Error: ParseError: no element found: line 1, column 0
Traceback (most recent call last):
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1713, in close
    self.parser.Parse(b"", True) # end of data
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
xml.parsers.expat.ExpatError: no element found: line 1, column 0

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<string>", line 18, in <module>
  File "/home/runner/.local/lib/python3.12/site-packages/youtube_transcript_api/_transcripts.py", line 324, in fetch
    return _TranscriptParser(preserve_formatting=preserve_formatting).parse(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/youtube_transcript_api/_transcripts.py", line 392, in parse
    for xml_element in ElementTree.fromstring(plain_data)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/runner/.local/lib/python3.12/site-packages/defusedxml/common.py", line 127, in fromstring
    return parser.close()
           ^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1715, in close
    self._raiseerror(v)
  File "/usr/lib/python3.12/xml/etree/ElementTree.py", line 1615, in _raiseerror
    raise err
xml.etree.ElementTree.ParseError: no element found: line 1, column 0
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._errors import TranscriptsDisabled, NoTranscriptFound, VideoUnavailable
import requests

# First check if we can access YouTube at all
print('Testing YouTube connectivity...')
try:
    response = requests.get('https://www.youtube.com/watch?v=dQw4w9WgXcQ', timeout=10)
    print(f'YouTube access: Status {response.status_code}')
    print(f'Response length: {len(response.text)} bytes')
    print(f'First 200 chars: {response.text[:200]}')
except Exception as e:
    print(f'Cannot access YouTube: {e}')

print('\nTrying with auto-generated transcript instead...')
video_id = 'dQw4w9WgXcQ'
try:
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    
    # Try auto-generated transcript
    try:
        transcript = transcript_list_obj.find_generated_transcript(['en'])
        print(f'Found auto-generated transcript: {transcript}')
        transcript_data = transcript.fetch()
        print(f'Success with auto-generated! Got {len(transcript_data)} entries')
    except Exception as e:
        print(f'Auto-generated failed: {e}')
        
except Exception as e:
    print(f'Error: {e}')
"
Testing YouTube connectivity...
YouTube access: Status 200
Response length: 1485665 bytes
First 200 chars: <!DOCTYPE html><html style="font-size: 10px;font-family: Roboto, Arial, sans-serif;" lang="en" darker-dark-theme darker-dark-theme-deprecate system-icons typography typography-spacing><head><script da

Trying with auto-generated transcript instead...
Found auto-generated transcript: en ("English (auto-generated)")[TRANSLATABLE]
Auto-generated failed: no element found: line 1, column 0
<exited with exit code 0>

$ pip show youtube-transcript-api
Name: youtube-transcript-api
Version: 0.6.3
Summary: This is an python API which allows you to get the transcripts/subtitles for a given YouTube video. It also works for automatically generated subtitles, supports translating subtitles and it does not require a headless browser, like other selenium based solutions do!
Home-page: https://github.com/jdepoix/youtube-transcript-api
Author: Jonas Depoix
Author-email: jonas.depoix@web.de
License: MIT
Location: /home/runner/.local/lib/python3.12/site-packages
Requires: defusedxml, requests
Required-by:
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 60 python youtube_transcript_downloader.py dQw4w9WgXcQ
Video ID: dQw4w9WgXcQ
Downloading transcript...
Warning: Failed to fetch transcript (attempt 1/3). Retrying in 2 seconds...
Warning: Failed to fetch transcript (attempt 2/3). Retrying in 4 seconds...
✗ Error: Failed to download transcript after 3 attempts. This may be due to YouTube API rate limiting or temporary issues. Please try again later.
<exited with exit code 1>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._transcripts import _TranscriptParser
import requests

video_id = 'dQw4w9WgXcQ'

# Try to manually fetch the transcript URL to see what's happening
try:
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    transcript = transcript_list_obj.find_generated_transcript(['en'])
    
    # Access internal URL
    print(f'Transcript object: {transcript}')
    print(f'Video ID: {transcript.video_id}')
    print(f'Language: {transcript.language}')
    print(f'Language code: {transcript.language_code}')
    
    # Try to get the transcript URL
    if hasattr(transcript, '_translation_languages'):
        print(f'Has translation languages')
    
    # Check if we can manually construct and fetch
    url = f'https://www.youtube.com/api/timedtext?lang={transcript.language_code}&v={video_id}'
    print(f'Trying URL: {url}')
    response = requests.get(url, timeout=10)
    print(f'Response status: {response.status_code}')
    print(f'Response length: {len(response.text)}')
    print(f'First 500 chars: {response.text[:500]}')
    
except Exception as e:
    import traceback
    print(f'Error: {e}')
    traceback.print_exc()
"
Transcript object: en ("English (auto-generated)")[TRANSLATABLE]
Video ID: dQw4w9WgXcQ
Language: English (auto-generated)
Language code: en
Trying URL: https://www.youtube.com/api/timedtext?lang=en&v=dQw4w9WgXcQ
Response status: 200
Response length: 0
First 500 chars:
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
from youtube_transcript_api._transcripts import Transcript
import inspect

video_id = 'dQw4w9WgXcQ'

try:
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    transcript = transcript_list_obj.find_generated_transcript(['en'])
    
    # Try to inspect the transcript object
    print('Transcript attributes:')
    for attr in dir(transcript):
        if not attr.startswith('_'):
            try:
                value = getattr(transcript, attr)
                if not callable(value):
                    print(f'  {attr}: {value}')
            except:
                pass
    
    print('\nTranscript internal attributes:')
    for attr in dir(transcript):
        if attr.startswith('_') and not attr.startswith('__'):
            try:
                value = getattr(transcript, attr)
                if not callable(value):
                    print(f'  {attr}: {value}')
            except:
                pass
                
except Exception as e:
    import traceback
    print(f'Error: {e}')
    traceback.print_exc()
"
lician', 'language_code': 'gl'}, {'language': 'Ganda', 'language_code': 'lg'}, {'language': 'Georgian', 'language_code': 'ka'}, {'language': 'German', 'language_code': 'de'}, {'language': 'Greek', 'language_code': 'el'}, {'language': 'Guarani', 'language_code': 'gn'}, {'language': 'Gujarati', 'language_code': 'gu'}, {'language': 'Haitian Creole', 'language_code': 'ht'}, {'language': 'Hausa', 'language_code': 'ha'}, {'language': 'Hawaiian', 'language_code': 'haw'}, {'language': 'Hebrew', 'language_code': 'iw'}, {'language': 'Hindi', 'language_code': 'hi'}, {'language': 'Hmong', 'language_code': 'hmn'}, {'language': 'Hungarian', 'language_code': 'hu'}, {'language': 'Icelandic', 'language_code': 'is'}, {'language': 'Igbo', 'language_code': 'ig'}, {'language': 'Indonesian', 'language_code': 'id'}, {'language': 'Inuktitut', 'language_code': 'iu'}, {'language': 'Irish', 'language_code': 'ga'}, {'language': 'Italian', 'language_code': 'it'}, {'language': 'Japanese', 'language_code': 'ja'}, {'language': 'Javanese', 'language_code': 'jv'}, {'language': 'Kalaallisut', 'language_code': 'kl'}, {'language': 'Kannada', 'language_code': 'kn'}, {'language': 'Kazakh', 'language_code': 'kk'}, {'language': 'Khasi', 'language_code': 'kha'}, {'language': 'Khmer', 'language_code': 'km'}, {'language': 'Kinyarwanda', 'language_code': 'rw'}, {'language': 'Korean', 'language_code': 'ko'}, {'language': 'Krio', 'language_code': 'kri'}, {'language': 'Kurdish', 'language_code': 'ku'}, {'language': 'Kyrgyz', 'language_code': 'ky'}, {'language': 'Lao', 'language_code': 'lo'}, {'language': 'Latin', 'language_code': 'la'}, {'language': 'Latvian', 'language_code': 'lv'}, {'language': 'Lingala', 'language_code': 'ln'}, {'language': 'Lithuanian', 'language_code': 'lt'}, {'language': 'Luba-Lulua', 'language_code': 'lua'}, {'language': 'Luo', 'language_code': 'luo'}, {'language': 'Luxembourgish', 'language_code': 'lb'}, {'language': 'Macedonian', 'language_code': 'mk'}, {'language': 'Malagasy', 'language_code': 'mg'}, {'language': 'Malay', 'language_code': 'ms'}, {'language': 'Malayalam', 'language_code': 'ml'}, {'language': 'Maltese', 'language_code': 'mt'}, {'language': 'Manx', 'language_code': 'gv'}, {'language': 'Māori', 'language_code': 'mi'}, {'language': 'Marathi', 'language_code': 'mr'}, {'language': 'Mongolian', 'language_code': 'mn'}, {'language': 'Morisyen', 'language_code': 'mfe'}, {'language': 'Nepali', 'language_code': 'ne'}, {'language': 'Newari', 'language_code': 'new'}, {'language': 'Northern Sotho', 'language_code': 'nso'}, {'language': 'Norwegian', 'language_code': 'no'}, {'language': 'Nyanja', 'language_code': 'ny'}, {'language': 'Occitan', 'language_code': 'oc'}, {'language': 'Odia', 'language_code': 'or'}, {'language': 'Oromo', 'language_code': 'om'}, {'language': 'Ossetic', 'language_code': 'os'}, {'language': 'Pampanga', 'language_code': 'pam'}, {'language': 'Pashto', 'language_code': 'ps'}, {'language': 'Persian', 'language_code': 'fa'}, {'language': 'Polish', 'language_code': 'pl'}, {'language': 'Portuguese', 'language_code': 'pt'}, {'language': 'Portuguese (Portugal)', 'language_code': 'pt-PT'}, {'language': 'Punjabi', 'language_code': 'pa'}, {'language': 'Quechua', 'language_code': 'qu'}, {'language': 'Romanian', 'language_code': 'ro'}, {'language': 'Rundi', 'language_code': 'rn'}, {'language': 'Russian', 'language_code': 'ru'}, {'language': 'Samoan', 'language_code': 'sm'}, {'language': 'Sango', 'language_code': 'sg'}, {'language': 'Sanskrit', 'language_code': 'sa'}, {'language': 'Scottish Gaelic', 'language_code': 'gd'}, {'language': 'Serbian', 'language_code': 'sr'}, {'language': 'Seselwa Creole French', 'language_code': 'crs'}, {'language': 'Shona', 'language_code': 'sn'}, {'language': 'Sindhi', 'language_code': 'sd'}, {'language': 'Sinhala', 'language_code': 'si'}, {'language': 'Slovak', 'language_code': 'sk'}, {'language': 'Slovenian', 'language_code': 'sl'}, {'language': 'Somali', 'language_code': 'so'}, {'language': 'Southern Sotho', 'language_code': 'st'}, {'language': 'Spanish', 'language_code': 'es'}, {'language': 'Sundanese', 'language_code': 'su'}, {'language': 'Swahili', 'language_code': 'sw'}, {'language': 'Swati', 'language_code': 'ss'}, {'language': 'Swedish', 'language_code': 'sv'}, {'language': 'Tajik', 'language_code': 'tg'}, {'language': 'Tamil', 'language_code': 'ta'}, {'language': 'Tatar', 'language_code': 'tt'}, {'language': 'Telugu', 'language_code': 'te'}, {'language': 'Thai', 'language_code': 'th'}, {'language': 'Tibetan', 'language_code': 'bo'}, {'language': 'Tigrinya', 'language_code': 'ti'}, {'language': 'Tongan', 'language_code': 'to'}, {'language': 'Tsonga', 'language_code': 'ts'}, {'language': 'Tswana', 'language_code': 'tn'}, {'language': 'Tumbuka', 'language_code': 'tum'}, {'language': 'Turkish', 'language_code': 'tr'}, {'language': 'Turkmen', 'language_code': 'tk'}, {'language': 'Ukrainian', 'language_code': 'uk'}, {'language': 'Urdu', 'language_code': 'ur'}, {'language': 'Uyghur', 'language_code': 'ug'}, {'language': 'Uzbek', 'language_code': 'uz'}, {'language': 'Venda', 'language_code': 've'}, {'language': 'Vietnamese', 'language_code': 'vi'}, {'language': 'Waray', 'language_code': 'war'}, {'language': 'Welsh', 'language_code': 'cy'}, {'language': 'Western Frisian', 'language_code': 'fy'}, {'language': 'Wolof', 'language_code': 'wo'}, {'language': 'Xhosa', 'language_code': 'xh'}, {'language': 'Yiddish', 'language_code': 'yi'}, {'language': 'Yoruba', 'language_code': 'yo'}, {'language': 'Zulu', 'language_code': 'zu'}]
  video_id: dQw4w9WgXcQ

Transcript internal attributes:
  _http_client: <requests.sessions.Session object at 0x7f641f9d9820>
  _translation_languages_dict: {'ab': 'Abkhazian', 'aa': 'Afar', 'af': 'Afrikaans', 'ak': 'Akan', 'sq': 'Albanian', 'am': 'Amharic', 'ar': 'Arabic', 'hy': 'Armenian', 'as': 'Assamese', 'ay': 'Aymara', 'az': 'Azerbaijani', 'bn': 'Bangla', 'ba': 'Bashkir', 'eu': 'Basque', 'be': 'Belarusian', 'bho': 'Bhojpuri', 'bs': 'Bosnian', 'br': 'Breton', 'bg': 'Bulgarian', 'my': 'Burmese', 'ca': 'Catalan', 'ceb': 'Cebuano', 'zh-Hans': 'Chinese (Simplified)', 'zh-Hant': 'Chinese (Traditional)', 'co': 'Corsican', 'hr': 'Croatian', 'cs': 'Czech', 'da': 'Danish', 'dv': 'Divehi', 'nl': 'Dutch', 'dz': 'Dzongkha', 'en': 'English', 'eo': 'Esperanto', 'et': 'Estonian', 'ee': 'Ewe', 'fo': 'Faroese', 'fj': 'Fijian', 'fil': 'Filipino', 'fi': 'Finnish', 'fr': 'French', 'gaa': 'Ga', 'gl': 'Galician', 'lg': 'Ganda', 'ka': 'Georgian', 'de': 'German', 'el': 'Greek', 'gn': 'Guarani', 'gu': 'Gujarati', 'ht': 'Haitian Creole', 'ha': 'Hausa', 'haw': 'Hawaiian', 'iw': 'Hebrew', 'hi': 'Hindi', 'hmn': 'Hmong', 'hu': 'Hungarian', 'is': 'Icelandic', 'ig': 'Igbo', 'id': 'Indonesian', 'iu': 'Inuktitut', 'ga': 'Irish', 'it': 'Italian', 'ja': 'Japanese', 'jv': 'Javanese', 'kl': 'Kalaallisut', 'kn': 'Kannada', 'kk': 'Kazakh', 'kha': 'Khasi', 'km': 'Khmer', 'rw': 'Kinyarwanda', 'ko': 'Korean', 'kri': 'Krio', 'ku': 'Kurdish', 'ky': 'Kyrgyz', 'lo': 'Lao', 'la': 'Latin', 'lv': 'Latvian', 'ln': 'Lingala', 'lt': 'Lithuanian', 'lua': 'Luba-Lulua', 'luo': 'Luo', 'lb': 'Luxembourgish', 'mk': 'Macedonian', 'mg': 'Malagasy', 'ms': 'Malay', 'ml': 'Malayalam', 'mt': 'Maltese', 'gv': 'Manx', 'mi': 'Māori', 'mr': 'Marathi', 'mn': 'Mongolian', 'mfe': 'Morisyen', 'ne': 'Nepali', 'new': 'Newari', 'nso': 'Northern Sotho', 'no': 'Norwegian', 'ny': 'Nyanja', 'oc': 'Occitan', 'or': 'Odia', 'om': 'Oromo', 'os': 'Ossetic', 'pam': 'Pampanga', 'ps': 'Pashto', 'fa': 'Persian', 'pl': 'Polish', 'pt': 'Portuguese', 'pt-PT': 'Portuguese (Portugal)', 'pa': 'Punjabi', 'qu': 'Quechua', 'ro': 'Romanian', 'rn': 'Rundi', 'ru': 'Russian', 'sm': 'Samoan', 'sg': 'Sango', 'sa': 'Sanskrit', 'gd': 'Scottish Gaelic', 'sr': 'Serbian', 'crs': 'Seselwa Creole French', 'sn': 'Shona', 'sd': 'Sindhi', 'si': 'Sinhala', 'sk': 'Slovak', 'sl': 'Slovenian', 'so': 'Somali', 'st': 'Southern Sotho', 'es': 'Spanish', 'su': 'Sundanese', 'sw': 'Swahili', 'ss': 'Swati', 'sv': 'Swedish', 'tg': 'Tajik', 'ta': 'Tamil', 'tt': 'Tatar', 'te': 'Telugu', 'th': 'Thai', 'bo': 'Tibetan', 'ti': 'Tigrinya', 'to': 'Tongan', 'ts': 'Tsonga', 'tn': 'Tswana', 'tum': 'Tumbuka', 'tr': 'Turkish', 'tk': 'Turkmen', 'uk': 'Ukrainian', 'ur': 'Urdu', 'ug': 'Uyghur', 'uz': 'Uzbek', 've': 'Venda', 'vi': 'Vietnamese', 'war': 'Waray', 'cy': 'Welsh', 'fy': 'Western Frisian', 'wo': 'Wolof', 'xh': 'Xhosa', 'yi': 'Yiddish', 'yo': 'Yoruba', 'zu': 'Zulu'}
  _url: https://www.youtube.com/api/timedtext?v=dQw4w9WgXcQ&ei=mkhQafalAtizlu8P4JWcgAg&caps=asr&opi=112496729&exp=xpe&xoaf=5&xowf=1&hl=en&ip=0.0.0.0&ipbits=0&expire=1766894346&sparams=ip,ipbits,expire,v,ei,caps,opi,exp,xoaf&signature=3EC7CDF7F726A97E4A0273731A6F88664CD1B7B9.24D0671EBC4320AE821BD12473B9F36489471BD9&key=yt8&kind=asr&lang=en
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
import requests

video_id = 'dQw4w9WgXcQ'

try:
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    transcript = transcript_list_obj.find_generated_transcript(['en'])
    
    url = transcript._url
    print(f'Using URL: {url[:100]}...')
    
    response = requests.get(url, timeout=10)
    print(f'Response status: {response.status_code}')
    print(f'Response length: {len(response.text)}')
    print(f'First 500 chars: {response.text[:500]}')
    
    if response.text:
        print('\nSuccess! URL with signature works!')
    else:
        print('\nStill empty response')
        
except Exception as e:
    import traceback
    print(f'Error: {e}')
    traceback.print_exc()
"
Using URL: https://www.youtube.com/api/timedtext?v=dQw4w9WgXcQ&ei=p0hQab_NGf_LzN0Puv72wQs&caps=asr&opi=11249672...
Response status: 200
Response length: 0
First 500 chars: 

Still empty response
<exited with exit code 0>

$ cd /home/runner/work/YoutubeTranscriptFetch/YoutubeTranscriptFetch && timeout 30 python -c "
from youtube_transcript_api import YouTubeTranscriptApi
import requests

video_id = 'dQw4w9WgXcQ'

try:
    transcript_list_obj = YouTubeTranscriptApi.list_transcripts(video_id)
    transcript = transcript_list_obj.find_generated_transcript(['en'])
    
    url = transcript._url
    print(f'Testing with browser headers...')
    
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36',
        'Accept': '*/*',
        'Accept-Language': 'en-US,en;q=0.9',
        'Referer': f'https://www.youtube.com/watch?v={video_id}',
    }
    
    response = requests.get(url, headers=headers, timeout=10)
    print(f'Response status: {response.status_code}')
    print(f'Response length: {len(response.text)}')
    print(f'First 500 chars: {response.text[:500]}')
    
    if response.text:
        print('\nSuccess with headers!')
    else:
        print('\nStill empty - may be region/IP block')
        
except Exception as e:
    import traceback
    print(f'Error: {e}')
    traceback.print_exc()
"
Testing with browser headers...
Response status: 200
Response length: 0
First 500 chars: 

Still empty - may be region/IP block
<exited with exit code 0>

f.write(f"{text}\n")
        
        return filepath
        
    except TranscriptsDisabled:
        raise Exception(f"Transcripts are disabled for video: {video_id}")
    except NoTranscriptFound:
        raise Exception(f"No transcript found for video: {video_id}")
    except VideoUnavailable:
        raise Exception(f"Video is unavailable: {video_id}")
    except Exception as e:
        raise Exception(f"Error downloading transcript: {str(e)}")


def main():
    """Main function to handle command-line execution."""
    parser = argparse.ArgumentParser(
        description='Download YouTube video transcripts to text files.',
        formatter_class=argparse.RawDescriptionHelpFormatter,
        epilog="""
Examples:
  %(prog)s dQw4w9WgXcQ
  %(prog)s https://www.youtube.com/watch?v=dQw4w9WgXcQ
  %(prog)s https://youtu.be/dQw4w9WgXcQ
  %(prog)s dQw4w9WgXcQ -o transcripts/
        """
    )
    
    parser.add_argument(
        'video',
        help='YouTube video ID or URL'
    )
    
    parser.add_argument(
        '-o', '--output',
        default='.',

default='.',
        help='Output directory for transcript file (default: current directory)'
    )
    
    parser.add_argument(
        '-l', '--language',
        default='en',
        help='Preferred transcript language code (default: en)'
    )
    
    args = parser.parse_args()
    
    try:
        # Extract video ID
        video_id = extract_video_id(args.video)
        print(f"Video ID: {video_id}")
        
        # Download transcript
        print("Downloading transcript...")
        filepath = download_transcript(video_id, args.output, args.language)
        
        print(f"✓ Transcript saved to: {filepath}")
        return 0
        
    except Exception as e:
        print(f"✗ Error: {e}", file=sys.stderr)
        return 1


if __name__ == "__main__":
    sys.exit(main())